Commit | Line | Data |
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9e066e23 CM |
1 | /* |
2 | * Copyright (C) 2012 Fusion-io | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public | |
6 | * License v2 as published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
16 | * | |
17 | * Parts of this file were imported from Jens Axboe's blktrace sources (also GPL) | |
18 | */ | |
19 | #include <sys/types.h> | |
20 | #include <sys/stat.h> | |
21 | #include <fcntl.h> | |
22 | #include <unistd.h> | |
23 | #include <stdlib.h> | |
24 | #include <stdio.h> | |
25 | #include <math.h> | |
26 | #include <inttypes.h> | |
27 | #include <string.h> | |
28 | #include <asm/types.h> | |
29 | #include <errno.h> | |
30 | #include <sys/mman.h> | |
31 | #include <time.h> | |
32 | #include <math.h> | |
33 | #include <getopt.h> | |
d140b434 JK |
34 | #include <limits.h> |
35 | #include <float.h> | |
9e066e23 CM |
36 | |
37 | #include "plot.h" | |
38 | #include "blkparse.h" | |
39 | #include "list.h" | |
40 | #include "tracers.h" | |
e199d546 | 41 | #include "mpstat.h" |
9e066e23 CM |
42 | |
43 | LIST_HEAD(all_traces); | |
44 | ||
ba758825 CM |
45 | static char line[1024]; |
46 | static int line_len = 1024; | |
e199d546 CM |
47 | static int found_mpstat = 0; |
48 | static int cpu_color_index = 0; | |
9e066e23 | 49 | static int color_index = 0; |
ba758825 CM |
50 | static int make_movie = 0; |
51 | static int opt_graph_width = 0; | |
52 | static int opt_graph_height = 0; | |
53 | ||
cc3d54d5 CM |
54 | static int columns = 1; |
55 | static int num_xticks = 9; | |
56 | ||
d140b434 JK |
57 | static double min_time = 0; |
58 | static double max_time = DBL_MAX; | |
59 | static unsigned long long min_mb = 0; | |
60 | static unsigned long long max_mb = ULLONG_MAX >> 20; | |
61 | ||
cc3d54d5 CM |
62 | /* |
63 | * this doesn't include the IO graph, | |
64 | * but it counts the other graphs as they go out | |
65 | */ | |
66 | static int total_graphs_written = 1; | |
67 | ||
9e066e23 CM |
68 | char *colors[] = { |
69 | "blue", "darkgreen", | |
70 | "red", "aqua", | |
71 | "orange", "darkviolet", | |
72 | "brown", "#00FF00", | |
73 | "yellow", "coral", | |
74 | "black", "darkred", | |
75 | "fuchsia", "crimson", | |
76 | NULL }; | |
77 | ||
78 | char *pick_color(void) { | |
79 | char *ret = colors[color_index]; | |
80 | if (!ret) { | |
81 | color_index = 0; | |
82 | ret = colors[color_index]; | |
83 | } | |
84 | color_index++; | |
85 | return ret; | |
86 | } | |
87 | ||
88 | char *pick_cpu_color(void) { | |
e199d546 | 89 | char *ret = colors[cpu_color_index]; |
9e066e23 CM |
90 | if (!ret) { |
91 | color_index = 0; | |
e199d546 | 92 | ret = colors[cpu_color_index]; |
9e066e23 | 93 | } |
e199d546 | 94 | cpu_color_index++; |
9e066e23 CM |
95 | return ret; |
96 | } | |
97 | ||
98 | enum { | |
99 | IO_GRAPH_INDEX = 0, | |
100 | TPUT_GRAPH_INDEX, | |
e199d546 CM |
101 | CPU_SYS_GRAPH_INDEX, |
102 | CPU_IO_GRAPH_INDEX, | |
103 | CPU_IRQ_GRAPH_INDEX, | |
104 | CPU_SOFT_GRAPH_INDEX, | |
105 | CPU_USER_GRAPH_INDEX, | |
9e066e23 CM |
106 | LATENCY_GRAPH_INDEX, |
107 | QUEUE_DEPTH_GRAPH_INDEX, | |
108 | IOPS_GRAPH_INDEX, | |
109 | TOTAL_GRAPHS | |
110 | }; | |
111 | ||
e199d546 CM |
112 | enum { |
113 | MPSTAT_SYS = 0, | |
114 | MPSTAT_IRQ, | |
115 | MPSTAT_IO, | |
116 | MPSTAT_SOFT, | |
117 | MPSTAT_USER, | |
118 | MPSTAT_GRAPHS | |
119 | }; | |
120 | ||
9e066e23 CM |
121 | static char *graphs_by_name[] = { |
122 | "io", | |
123 | "tput", | |
e199d546 CM |
124 | "cpu-sys", |
125 | "cpu-io", | |
126 | "cpu-irq", | |
127 | "cpu-soft", | |
128 | "cpu-user", | |
9e066e23 CM |
129 | "latency", |
130 | "queue-depth", | |
131 | "iops", | |
132 | }; | |
133 | ||
abf08f96 CM |
134 | enum { |
135 | MOVIE_SPINDLE, | |
136 | MOVIE_RECT, | |
137 | NUM_MOVIE_STYLES, | |
138 | }; | |
139 | ||
140 | char *movie_styles[] = { | |
141 | "spindle", | |
142 | "rect", | |
143 | NULL | |
144 | }; | |
145 | ||
146 | static int movie_style = 0; | |
147 | ||
148 | static int lookup_movie_style(char *str) | |
149 | { | |
150 | int i; | |
151 | ||
152 | for (i = 0; i < NUM_MOVIE_STYLES; i++) { | |
153 | if (strcmp(str, movie_styles[i]) == 0) | |
154 | return i; | |
155 | } | |
156 | return -1; | |
157 | } | |
158 | ||
9e066e23 CM |
159 | static int active_graphs[TOTAL_GRAPHS]; |
160 | static int last_active_graph = IOPS_GRAPH_INDEX; | |
161 | ||
162 | static int label_index = 0; | |
163 | static int num_traces = 0; | |
164 | static int longest_label = 0; | |
165 | ||
166 | struct trace_file { | |
167 | struct list_head list; | |
168 | char *filename; | |
169 | char *label; | |
170 | struct trace *trace; | |
230f0601 JK |
171 | int stop_seconds; /* Time when trace stops */ |
172 | int min_seconds; /* Beginning of the interval we should plot */ | |
173 | int max_seconds; /* End of the interval we should plot */ | |
9b9fa04b | 174 | u64 min_offset; |
9e066e23 CM |
175 | u64 max_offset; |
176 | ||
177 | char *read_color; | |
178 | char *write_color; | |
179 | ||
180 | struct graph_line_data *tput_gld; | |
181 | struct graph_line_data *iop_gld; | |
182 | struct graph_line_data *latency_gld; | |
183 | struct graph_line_data *queue_depth_gld; | |
184 | struct graph_dot_data *gdd_writes; | |
185 | struct graph_dot_data *gdd_reads; | |
e199d546 | 186 | |
230f0601 | 187 | int mpstat_min_seconds; |
f752a6eb | 188 | int mpstat_max_seconds; |
e199d546 CM |
189 | int mpstat_stop_seconds; |
190 | struct graph_line_data **mpstat_gld; | |
9e066e23 CM |
191 | }; |
192 | ||
e199d546 CM |
193 | static void alloc_mpstat_gld(struct trace_file *tf) |
194 | { | |
195 | struct graph_line_data **ptr; | |
196 | ||
197 | if (tf->trace->mpstat_num_cpus == 0) | |
198 | return; | |
199 | ||
200 | ptr = calloc((tf->trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS, | |
201 | sizeof(struct graph_line_data *)); | |
202 | if (!ptr) { | |
203 | perror("Unable to allocate mpstat arrays\n"); | |
204 | exit(1); | |
205 | } | |
206 | tf->mpstat_gld = ptr; | |
207 | } | |
208 | ||
9e066e23 CM |
209 | static void enable_all_graphs(void) |
210 | { | |
211 | int i; | |
212 | for (i = 0; i < TOTAL_GRAPHS; i++) | |
213 | active_graphs[i] = 1; | |
214 | } | |
215 | ||
216 | static void disable_all_graphs(void) | |
217 | { | |
218 | int i; | |
219 | for (i = 0; i < TOTAL_GRAPHS; i++) | |
220 | active_graphs[i] = 0; | |
221 | } | |
222 | ||
223 | static int enable_one_graph(char *name) | |
224 | { | |
225 | int i; | |
226 | for (i = 0; i < TOTAL_GRAPHS; i++) { | |
227 | if (strcmp(name, graphs_by_name[i]) == 0) { | |
228 | active_graphs[i] = 1; | |
229 | return 0; | |
230 | } | |
231 | } | |
232 | return -ENOENT; | |
233 | } | |
234 | ||
235 | static int disable_one_graph(char *name) | |
236 | { | |
237 | int i; | |
238 | for (i = 0; i < TOTAL_GRAPHS; i++) { | |
239 | if (strcmp(name, graphs_by_name[i]) == 0) { | |
240 | active_graphs[i] = 0; | |
241 | return 0; | |
242 | } | |
243 | } | |
244 | return -ENOENT; | |
245 | } | |
246 | ||
247 | static int last_graph(void) | |
248 | { | |
249 | int i; | |
250 | for (i = TOTAL_GRAPHS - 1; i >= 0; i--) { | |
251 | if (active_graphs[i]) { | |
252 | return i; | |
253 | } | |
254 | } | |
255 | return -ENOENT; | |
256 | } | |
cc3d54d5 CM |
257 | |
258 | static int graphs_left(int cur) | |
259 | { | |
260 | int i; | |
261 | int left = 0; | |
262 | for (i = cur; i < TOTAL_GRAPHS; i++) { | |
263 | if (active_graphs[i]) | |
264 | left++; | |
265 | } | |
266 | return left; | |
267 | } | |
268 | ||
9e066e23 CM |
269 | static void add_trace_file(char *filename) |
270 | { | |
271 | struct trace_file *tf; | |
272 | ||
273 | tf = calloc(1, sizeof(*tf)); | |
274 | if (!tf) { | |
275 | fprintf(stderr, "Unable to allocate memory\n"); | |
276 | exit(1); | |
277 | } | |
e199d546 | 278 | tf->label = ""; |
9e066e23 CM |
279 | tf->filename = strdup(filename); |
280 | list_add_tail(&tf->list, &all_traces); | |
281 | tf->read_color = pick_color(); | |
282 | tf->write_color = pick_color(); | |
283 | num_traces++; | |
284 | } | |
285 | ||
286 | static void setup_trace_file_graphs(void) | |
287 | { | |
288 | struct trace_file *tf; | |
e199d546 | 289 | int i; |
9e066e23 CM |
290 | |
291 | list_for_each_entry(tf, &all_traces, list) { | |
230f0601 JK |
292 | tf->tput_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); |
293 | tf->latency_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); | |
294 | tf->queue_depth_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); | |
295 | tf->iop_gld = alloc_line_data(tf->min_seconds, tf->max_seconds, tf->stop_seconds); | |
296 | tf->gdd_writes = alloc_dot_data(tf->min_seconds, tf->max_seconds, tf->min_offset, tf->max_offset, tf->stop_seconds); | |
297 | tf->gdd_reads = alloc_dot_data(tf->min_seconds, tf->max_seconds, tf->min_offset, tf->max_offset, tf->stop_seconds); | |
e199d546 CM |
298 | |
299 | if (tf->trace->mpstat_num_cpus == 0) | |
300 | continue; | |
301 | ||
302 | alloc_mpstat_gld(tf); | |
303 | for (i = 0; i < (tf->trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS; i++) { | |
304 | tf->mpstat_gld[i] = | |
230f0601 JK |
305 | alloc_line_data(tf->mpstat_min_seconds, |
306 | tf->mpstat_max_seconds, | |
f752a6eb | 307 | tf->mpstat_max_seconds); |
e199d546 CM |
308 | tf->mpstat_gld[i]->max = 100; |
309 | } | |
9e066e23 CM |
310 | } |
311 | } | |
312 | ||
313 | static void read_traces(void) | |
314 | { | |
315 | struct trace_file *tf; | |
316 | struct trace *trace; | |
317 | u64 last_time; | |
318 | u64 ymin; | |
319 | u64 ymax; | |
bfb0e441 CM |
320 | u64 max_bank; |
321 | u64 max_bank_offset; | |
9e066e23 CM |
322 | |
323 | list_for_each_entry(tf, &all_traces, list) { | |
324 | trace = open_trace(tf->filename); | |
325 | if (!trace) | |
326 | exit(1); | |
327 | ||
328 | last_time = find_last_time(trace); | |
329 | tf->trace = trace; | |
f752a6eb | 330 | tf->max_seconds = SECONDS(last_time); |
9e066e23 | 331 | tf->stop_seconds = SECONDS(last_time); |
9b9fa04b JK |
332 | find_extreme_offsets(trace, &tf->min_offset, &tf->max_offset, |
333 | &max_bank, &max_bank_offset); | |
334 | filter_outliers(trace, tf->min_offset, tf->max_offset, &ymin, &ymax); | |
335 | tf->min_offset = ymin; | |
9e066e23 | 336 | tf->max_offset = ymax; |
e199d546 CM |
337 | |
338 | read_mpstat(trace, tf->filename); | |
339 | tf->mpstat_stop_seconds = trace->mpstat_seconds; | |
f752a6eb JK |
340 | tf->mpstat_max_seconds = trace->mpstat_seconds; |
341 | if (tf->mpstat_max_seconds) | |
e199d546 | 342 | found_mpstat = 1; |
9e066e23 CM |
343 | } |
344 | } | |
345 | ||
346 | static void read_trace_events(void) | |
347 | { | |
348 | ||
349 | struct trace_file *tf; | |
350 | struct trace *trace; | |
351 | int ret; | |
e199d546 CM |
352 | int i; |
353 | int time; | |
354 | double user, sys, iowait, irq, soft; | |
355 | double max_user = 0, max_sys = 0, max_iowait = 0, | |
356 | max_irq = 0, max_soft = 0; | |
9e066e23 CM |
357 | |
358 | list_for_each_entry(tf, &all_traces, list) { | |
359 | trace = tf->trace; | |
360 | first_record(trace); | |
361 | while (1) { | |
362 | check_record(trace); | |
363 | add_tput(trace, tf->tput_gld); | |
364 | add_iop(trace, tf->iop_gld); | |
365 | add_io(trace, tf->gdd_writes, tf->gdd_reads); | |
366 | add_pending_io(trace, tf->queue_depth_gld); | |
367 | add_completed_io(trace, tf->latency_gld); | |
368 | ret = next_record(trace); | |
369 | if (ret) | |
370 | break; | |
371 | } | |
372 | } | |
e199d546 CM |
373 | list_for_each_entry(tf, &all_traces, list) { |
374 | trace = tf->trace; | |
375 | ||
376 | if (trace->mpstat_num_cpus == 0) | |
377 | continue; | |
378 | ||
379 | first_mpstat(trace); | |
380 | ||
381 | for (time = 0; time < tf->mpstat_stop_seconds; time ++) { | |
382 | for (i = 0; i < (trace->mpstat_num_cpus + 1) * MPSTAT_GRAPHS; i += MPSTAT_GRAPHS) { | |
383 | ret = read_mpstat_event(trace, &user, &sys, | |
384 | &iowait, &irq, &soft); | |
385 | if (ret) | |
386 | goto mpstat_done; | |
387 | if (next_mpstat_line(trace)) | |
388 | goto mpstat_done; | |
389 | ||
390 | if (sys > max_sys) | |
391 | max_sys = sys; | |
392 | if (user > max_user) | |
393 | max_user = user; | |
394 | if (irq > max_irq) | |
395 | max_irq = irq; | |
396 | if (iowait > max_iowait) | |
397 | max_iowait = iowait; | |
398 | ||
399 | add_mpstat_gld(time, sys, tf->mpstat_gld[i + MPSTAT_SYS]); | |
400 | add_mpstat_gld(time, irq, tf->mpstat_gld[i + MPSTAT_IRQ]); | |
401 | add_mpstat_gld(time, soft, tf->mpstat_gld[i + MPSTAT_SOFT]); | |
402 | add_mpstat_gld(time, user, tf->mpstat_gld[i + MPSTAT_USER]); | |
403 | add_mpstat_gld(time, iowait, tf->mpstat_gld[i + MPSTAT_IO]); | |
404 | } | |
405 | if (next_mpstat(trace) == NULL) | |
406 | break; | |
407 | } | |
408 | } | |
409 | ||
410 | mpstat_done: | |
411 | list_for_each_entry(tf, &all_traces, list) { | |
412 | trace = tf->trace; | |
413 | ||
414 | if (trace->mpstat_num_cpus == 0) | |
415 | continue; | |
416 | ||
417 | tf->mpstat_gld[MPSTAT_SYS]->max = max_sys; | |
418 | tf->mpstat_gld[MPSTAT_IRQ]->max = max_irq; | |
419 | tf->mpstat_gld[MPSTAT_SOFT]->max = max_soft; | |
420 | tf->mpstat_gld[MPSTAT_USER]->max = max_user; | |
421 | tf->mpstat_gld[MPSTAT_IO]->max = max_iowait;; | |
422 | } | |
423 | return; | |
9e066e23 CM |
424 | } |
425 | ||
426 | static void set_trace_label(char *label) | |
427 | { | |
428 | int cur = 0; | |
429 | struct trace_file *tf; | |
430 | int len = strlen(label); | |
431 | ||
432 | if (len > longest_label) | |
433 | longest_label = len; | |
434 | ||
435 | list_for_each_entry(tf, &all_traces, list) { | |
436 | if (cur == label_index) { | |
437 | tf->label = strdup(label); | |
438 | label_index++; | |
439 | break; | |
440 | } | |
441 | cur++; | |
442 | } | |
443 | } | |
444 | ||
445 | static char *graph_title = ""; | |
446 | static char *output_filename = "trace.svg"; | |
447 | static char *blktrace_device = NULL; | |
448 | static char *blktrace_outfile = "trace"; | |
449 | static char *blktrace_dest_dir = "."; | |
450 | static char *program_to_run = NULL; | |
451 | ||
452 | static void set_blktrace_outfile(char *arg) | |
453 | { | |
454 | char *s = strdup(arg); | |
455 | char *last_dot = strrchr(s, '.'); | |
456 | ||
457 | if (last_dot) { | |
458 | if (strcmp(last_dot, ".dump") == 0) | |
459 | *last_dot = '\0'; | |
460 | } | |
461 | blktrace_outfile = s; | |
462 | } | |
463 | ||
464 | ||
f752a6eb | 465 | static void compare_minmax_tf(struct trace_file *tf, int *max_seconds, u64 *min_offset, u64 *max_offset) |
9e066e23 | 466 | { |
f752a6eb JK |
467 | if (tf->max_seconds > *max_seconds) |
468 | *max_seconds = tf->max_seconds; | |
ba758825 CM |
469 | if (tf->max_offset > *max_offset) |
470 | *max_offset = tf->max_offset; | |
9b9fa04b JK |
471 | if (tf->min_offset < *min_offset) |
472 | *min_offset = tf->min_offset; | |
9e066e23 CM |
473 | } |
474 | ||
230f0601 | 475 | static void set_all_minmax_tf(int min_seconds, int max_seconds, u64 min_offset, u64 max_offset) |
9e066e23 | 476 | { |
ba758825 | 477 | struct trace_file *tf; |
9e066e23 | 478 | |
ba758825 | 479 | list_for_each_entry(tf, &all_traces, list) { |
230f0601 | 480 | tf->min_seconds = min_seconds; |
f752a6eb | 481 | tf->max_seconds = max_seconds; |
d140b434 JK |
482 | if (tf->stop_seconds > max_seconds) |
483 | tf->stop_seconds = max_seconds; | |
484 | if (tf->mpstat_max_seconds) { | |
485 | tf->mpstat_min_seconds = min_seconds; | |
486 | tf->mpstat_max_seconds = max_seconds; | |
487 | if (tf->mpstat_stop_seconds > max_seconds) | |
488 | tf->mpstat_stop_seconds = max_seconds; | |
489 | } | |
9b9fa04b | 490 | tf->min_offset = min_offset; |
ba758825 CM |
491 | tf->max_offset = max_offset; |
492 | } | |
493 | } | |
9e066e23 | 494 | |
ba758825 CM |
495 | static char *create_movie_temp_dir(void) |
496 | { | |
497 | char *ret; | |
abf08f96 | 498 | char *pattern = strdup("io-movie-XXXXXX");; |
9e066e23 | 499 | |
ba758825 CM |
500 | ret = mkdtemp(pattern); |
501 | if (!ret) { | |
502 | perror("Unable to create temp directory for movie files"); | |
503 | exit(1); | |
504 | } | |
505 | return ret; | |
506 | } | |
9e066e23 | 507 | |
ba758825 CM |
508 | static struct plot_history *alloc_plot_history(char *color) |
509 | { | |
510 | struct plot_history *ph = calloc(1, sizeof(struct plot_history)); | |
511 | ||
512 | if (!ph) { | |
513 | perror("memory allocation failed"); | |
514 | exit(1); | |
9e066e23 | 515 | } |
ba758825 CM |
516 | ph->history = calloc(4096, sizeof(double)); |
517 | if (!ph->history) { | |
518 | perror("memory allocation failed"); | |
519 | exit(1); | |
520 | } | |
521 | ph->history_len = 4096; | |
522 | ph->color = color; | |
523 | return ph; | |
9e066e23 CM |
524 | } |
525 | ||
ba758825 CM |
526 | LIST_HEAD(movie_history_writes); |
527 | LIST_HEAD(movie_history_reads); | |
528 | int num_histories = 0; | |
529 | ||
530 | static void add_history(struct plot_history *ph, struct list_head *list) | |
9e066e23 | 531 | { |
ba758825 CM |
532 | struct plot_history *entry; |
533 | ||
534 | list_add_tail(&ph->list, list); | |
535 | num_histories++; | |
536 | ||
537 | if (num_histories > 12) { | |
538 | num_histories--; | |
539 | entry = list_entry(list->next, struct plot_history, list); | |
540 | list_del(&entry->list); | |
541 | free(entry->history); | |
542 | free(entry); | |
543 | } | |
9e066e23 CM |
544 | } |
545 | ||
ba758825 | 546 | static void plot_movie_history(struct plot *plot, struct list_head *list) |
9e066e23 | 547 | { |
ba758825 CM |
548 | struct plot_history *ph; |
549 | ||
abf08f96 CM |
550 | if (num_histories > 2) |
551 | rewind_spindle_steps(num_histories - 1); | |
552 | ||
ba758825 | 553 | list_for_each_entry(ph, list, list) { |
abf08f96 CM |
554 | if (movie_style == MOVIE_SPINDLE) |
555 | svg_io_graph_movie_array_spindle(plot, ph); | |
556 | else | |
557 | svg_io_graph_movie_array(plot, ph); | |
ba758825 CM |
558 | } |
559 | } | |
9e066e23 | 560 | |
ba758825 CM |
561 | static void free_all_plot_history(struct list_head *head) |
562 | { | |
563 | struct plot_history *entry; | |
564 | while (!list_empty(head)) { | |
565 | entry = list_entry(head->next, struct plot_history, list); | |
566 | list_del(&entry->list); | |
567 | free(entry->history); | |
568 | free(entry); | |
9e066e23 CM |
569 | } |
570 | } | |
571 | ||
230f0601 | 572 | static void plot_io(struct plot *plot, int min_seconds, int max_seconds, u64 min_offset, u64 max_offset) |
9e066e23 CM |
573 | { |
574 | struct trace_file *tf; | |
575 | ||
cc3d54d5 CM |
576 | if (active_graphs[IO_GRAPH_INDEX] == 0) |
577 | return; | |
578 | ||
9e066e23 CM |
579 | setup_axis(plot); |
580 | ||
581 | svg_alloc_legend(plot, num_traces * 2); | |
582 | ||
583 | set_plot_label(plot, "Device IO"); | |
584 | set_ylabel(plot, "Offset (MB)"); | |
9b9fa04b JK |
585 | set_yticks(plot, 4, min_offset / (1024 * 1024), |
586 | max_offset / (1024 * 1024), ""); | |
230f0601 | 587 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
588 | |
589 | list_for_each_entry(tf, &all_traces, list) { | |
590 | char *label = tf->label; | |
591 | ||
592 | if (!label) | |
593 | label = ""; | |
594 | svg_io_graph(plot, tf->gdd_reads, tf->read_color); | |
595 | if (tf->gdd_reads->total_ios) | |
596 | svg_add_legend(plot, label, " Reads", tf->read_color); | |
597 | ||
598 | svg_io_graph(plot, tf->gdd_writes, tf->write_color); | |
599 | if (tf->gdd_writes->total_ios) { | |
600 | svg_add_legend(plot, label, " Writes", tf->write_color); | |
601 | } | |
602 | } | |
603 | if (plot->add_xlabel) | |
604 | set_xlabel(plot, "Time (seconds)"); | |
605 | svg_write_legend(plot); | |
606 | close_plot(plot); | |
607 | } | |
608 | ||
230f0601 | 609 | static void plot_tput(struct plot *plot, int min_seconds, int max_seconds) |
9e066e23 CM |
610 | { |
611 | struct trace_file *tf; | |
612 | char *units; | |
613 | char line[128]; | |
614 | u64 max = 0; | |
615 | ||
cc3d54d5 CM |
616 | if (active_graphs[TPUT_GRAPH_INDEX] == 0) |
617 | return; | |
618 | ||
9e066e23 CM |
619 | if (num_traces > 1) |
620 | svg_alloc_legend(plot, num_traces); | |
621 | list_for_each_entry(tf, &all_traces, list) { | |
622 | if (tf->tput_gld->max > max) | |
623 | max = tf->tput_gld->max; | |
624 | } | |
625 | list_for_each_entry(tf, &all_traces, list) | |
626 | tf->tput_gld->max = max; | |
627 | ||
9e066e23 CM |
628 | setup_axis(plot); |
629 | set_plot_label(plot, "Throughput"); | |
630 | ||
631 | tf = list_entry(all_traces.next, struct trace_file, list); | |
632 | ||
633 | scale_line_graph_bytes(&max, &units, 1024); | |
634 | sprintf(line, "%sB/s", units); | |
635 | set_ylabel(plot, line); | |
636 | set_yticks(plot, 4, 0, max, ""); | |
230f0601 | 637 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
638 | |
639 | list_for_each_entry(tf, &all_traces, list) { | |
bfb0e441 | 640 | svg_line_graph(plot, tf->tput_gld, tf->read_color, 0, 0); |
9e066e23 CM |
641 | if (num_traces > 1) |
642 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
643 | } | |
644 | ||
645 | if (plot->add_xlabel) | |
646 | set_xlabel(plot, "Time (seconds)"); | |
647 | if (num_traces > 1) | |
648 | svg_write_legend(plot); | |
649 | close_plot(plot); | |
cc3d54d5 | 650 | total_graphs_written++; |
9e066e23 CM |
651 | } |
652 | ||
f752a6eb | 653 | static void plot_cpu(struct plot *plot, int max_seconds, char *label, |
8ed9516f CM |
654 | int active_index, int gld_index) |
655 | { | |
656 | struct trace_file *tf; | |
657 | int max = 0; | |
658 | int i; | |
659 | int gld_i; | |
660 | char *color; | |
661 | double avg = 0; | |
662 | int ymax; | |
663 | int plotted = 0; | |
664 | ||
cc3d54d5 CM |
665 | if (active_graphs[active_index] == 0) |
666 | return; | |
667 | ||
8ed9516f CM |
668 | list_for_each_entry(tf, &all_traces, list) { |
669 | if (tf->trace->mpstat_num_cpus > max) | |
670 | max = tf->trace->mpstat_num_cpus; | |
671 | } | |
672 | if (max == 0) | |
cc3d54d5 | 673 | return; |
8ed9516f CM |
674 | |
675 | tf = list_entry(all_traces.next, struct trace_file, list); | |
676 | ||
677 | ymax = tf->mpstat_gld[gld_index]->max; | |
678 | if (ymax == 0) | |
cc3d54d5 | 679 | return; |
8ed9516f CM |
680 | |
681 | svg_alloc_legend(plot, num_traces * max); | |
682 | ||
8ed9516f CM |
683 | setup_axis(plot); |
684 | set_plot_label(plot, label); | |
685 | ||
f752a6eb | 686 | max_seconds = tf->mpstat_max_seconds; |
8ed9516f CM |
687 | |
688 | set_yticks(plot, 4, 0, tf->mpstat_gld[gld_index]->max, ""); | |
689 | set_ylabel(plot, "Percent"); | |
230f0601 | 690 | set_xticks(plot, num_xticks, tf->mpstat_min_seconds, max_seconds); |
8ed9516f CM |
691 | |
692 | cpu_color_index = 0; | |
693 | list_for_each_entry(tf, &all_traces, list) { | |
230f0601 JK |
694 | for (i = tf->mpstat_gld[0]->min_seconds; |
695 | i < tf->mpstat_gld[0]->stop_seconds; i++) { | |
8ed9516f CM |
696 | if (tf->mpstat_gld[gld_index]->data[i].count) { |
697 | avg += (tf->mpstat_gld[gld_index]->data[i].sum / | |
698 | tf->mpstat_gld[gld_index]->data[i].count); | |
699 | } | |
700 | } | |
230f0601 JK |
701 | avg /= tf->mpstat_gld[gld_index]->stop_seconds - |
702 | tf->mpstat_gld[gld_index]->min_seconds; | |
8ed9516f CM |
703 | color = pick_cpu_color(); |
704 | svg_line_graph(plot, tf->mpstat_gld[0], color, 0, 0); | |
705 | svg_add_legend(plot, tf->label, " avg", color); | |
706 | ||
707 | for (i = 1; i < tf->trace->mpstat_num_cpus + 1; i++) { | |
708 | struct graph_line_data *gld = tf->mpstat_gld[i * MPSTAT_GRAPHS + gld_index]; | |
709 | double this_avg = 0; | |
710 | ||
230f0601 JK |
711 | for (gld_i = gld->min_seconds; |
712 | gld_i < gld->stop_seconds; gld_i++) { | |
f5f8c982 CM |
713 | if (gld->data[i].count) { |
714 | this_avg += gld->data[i].sum / | |
715 | gld->data[i].count; | |
716 | } | |
717 | } | |
8ed9516f | 718 | |
230f0601 | 719 | this_avg /= gld->stop_seconds - gld->min_seconds; |
8ed9516f | 720 | |
230f0601 JK |
721 | for (gld_i = gld->min_seconds; |
722 | gld_i < gld->stop_seconds; gld_i++) { | |
8ed9516f CM |
723 | double val; |
724 | ||
725 | if (gld->data[gld_i].count == 0) | |
726 | continue; | |
727 | val = (double)gld->data[gld_i].sum / | |
728 | gld->data[gld_i].count; | |
729 | ||
730 | if (this_avg > avg + 30 || val > 95) { | |
731 | color = pick_cpu_color(); | |
732 | svg_line_graph(plot, gld, color, avg + 30, 95); | |
733 | snprintf(line, line_len, " CPU %d\n", i - 1); | |
734 | svg_add_legend(plot, tf->label, line, color); | |
735 | plotted++; | |
736 | break; | |
737 | } | |
738 | ||
739 | } | |
740 | } | |
741 | } | |
742 | ||
743 | if (plot->add_xlabel) | |
744 | set_xlabel(plot, "Time (seconds)"); | |
745 | ||
746 | if (!plot->no_legend) { | |
747 | svg_write_legend(plot); | |
748 | svg_free_legend(plot); | |
749 | } | |
cc3d54d5 CM |
750 | close_plot(plot); |
751 | total_graphs_written++; | |
8ed9516f CM |
752 | } |
753 | ||
230f0601 | 754 | static void plot_queue_depth(struct plot *plot, int min_seconds, int max_seconds) |
8ed9516f CM |
755 | { |
756 | struct trace_file *tf; | |
757 | ||
cc3d54d5 CM |
758 | if (active_graphs[QUEUE_DEPTH_GRAPH_INDEX] == 0) |
759 | return; | |
8ed9516f CM |
760 | |
761 | setup_axis(plot); | |
762 | set_plot_label(plot, "Queue Depth"); | |
763 | if (num_traces > 1) | |
764 | svg_alloc_legend(plot, num_traces); | |
765 | ||
766 | tf = list_entry(all_traces.next, struct trace_file, list); | |
767 | set_ylabel(plot, "Pending IO"); | |
768 | set_yticks(plot, 4, 0, tf->queue_depth_gld->max, ""); | |
230f0601 | 769 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
8ed9516f CM |
770 | |
771 | list_for_each_entry(tf, &all_traces, list) { | |
772 | svg_line_graph(plot, tf->queue_depth_gld, tf->read_color, 0, 0); | |
773 | if (num_traces > 1) | |
774 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
775 | } | |
776 | ||
777 | if (plot->add_xlabel) | |
778 | set_xlabel(plot, "Time (seconds)"); | |
779 | if (num_traces > 1) | |
780 | svg_write_legend(plot); | |
8ed9516f | 781 | close_plot(plot); |
cc3d54d5 | 782 | total_graphs_written++; |
8ed9516f CM |
783 | } |
784 | ||
ba758825 CM |
785 | static void convert_movie_files(char *movie_dir) |
786 | { | |
787 | fprintf(stderr, "Converting svg files in %s\n", movie_dir); | |
788 | snprintf(line, line_len, "find %s -name \\*.svg | xargs -I{} -n 1 -P 8 rsvg-convert -o {}.png {}", | |
789 | movie_dir); | |
790 | system(line); | |
791 | } | |
792 | ||
793 | static void mencode_movie(char *movie_dir) | |
794 | { | |
795 | fprintf(stderr, "Creating movie %s\n", movie_dir); | |
abf08f96 | 796 | snprintf(line, line_len, "ffmpeg -r 20 -y -i %s/%%10d-%s.svg.png -b:v 250k " |
7a147342 | 797 | "-vcodec libx264 %s", movie_dir, output_filename, output_filename); |
ba758825 CM |
798 | system(line); |
799 | } | |
800 | ||
801 | static void cleanup_movie(char *movie_dir) | |
802 | { | |
803 | fprintf(stderr, "Removing movie dir %s\n", movie_dir); | |
804 | snprintf(line, line_len, "rm %s/*", movie_dir); | |
805 | system(line); | |
806 | ||
807 | snprintf(line, line_len, "rmdir %s", movie_dir); | |
808 | system(line); | |
809 | } | |
810 | ||
811 | static void plot_io_movie(struct plot *plot) | |
812 | { | |
813 | struct trace_file *tf; | |
814 | char *movie_dir = create_movie_temp_dir(); | |
815 | int i; | |
816 | struct plot_history *read_history; | |
817 | struct plot_history *write_history; | |
818 | int batch_i; | |
819 | int movie_len = 30; | |
abf08f96 | 820 | int movie_frames_per_sec = 20; |
ba758825 CM |
821 | int total_frames = movie_len * movie_frames_per_sec; |
822 | int rows, cols; | |
823 | int batch_count; | |
8ed9516f CM |
824 | int graph_width_factor = 5; |
825 | int orig_y_offset; | |
ba758825 CM |
826 | |
827 | get_graph_size(&cols, &rows); | |
828 | batch_count = cols / total_frames; | |
829 | ||
830 | if (batch_count == 0) | |
831 | batch_count = 1; | |
832 | ||
833 | list_for_each_entry(tf, &all_traces, list) { | |
834 | char *label = tf->label; | |
835 | if (!label) | |
836 | label = ""; | |
837 | ||
838 | i = 0; | |
839 | while (i < cols) { | |
840 | snprintf(line, line_len, "%s/%010d-%s.svg", movie_dir, i, output_filename); | |
841 | set_plot_output(plot, line); | |
ba758825 | 842 | set_plot_title(plot, graph_title); |
8ed9516f CM |
843 | orig_y_offset = plot->start_y_offset; |
844 | ||
845 | plot->no_legend = 1; | |
846 | ||
847 | set_graph_size(cols / graph_width_factor, rows / 8); | |
cc3d54d5 | 848 | plot->timeline = i / graph_width_factor; |
8ed9516f | 849 | |
230f0601 JK |
850 | plot_tput(plot, tf->gdd_reads->min_seconds, |
851 | tf->gdd_reads->max_seconds); | |
8ed9516f | 852 | |
f752a6eb | 853 | plot_cpu(plot, tf->gdd_reads->max_seconds, |
cc3d54d5 | 854 | "CPU System Time", CPU_SYS_GRAPH_INDEX, MPSTAT_SYS); |
8ed9516f | 855 | |
cc3d54d5 | 856 | plot->direction = PLOT_ACROSS; |
230f0601 JK |
857 | plot_queue_depth(plot, tf->gdd_reads->min_seconds, |
858 | tf->gdd_reads->max_seconds); | |
8ed9516f CM |
859 | |
860 | /* movie graph starts here */ | |
861 | plot->start_y_offset = orig_y_offset; | |
862 | set_graph_size(cols - cols / graph_width_factor, rows); | |
863 | plot->no_legend = 0; | |
cc3d54d5 CM |
864 | plot->timeline = 0; |
865 | plot->direction = PLOT_DOWN;; | |
8ed9516f | 866 | |
abf08f96 CM |
867 | if (movie_style == MOVIE_SPINDLE) |
868 | setup_axis_spindle(plot); | |
869 | else | |
870 | setup_axis(plot); | |
871 | ||
ba758825 CM |
872 | svg_alloc_legend(plot, num_traces * 2); |
873 | ||
874 | read_history = alloc_plot_history(tf->read_color); | |
875 | write_history = alloc_plot_history(tf->write_color); | |
876 | read_history->col = i; | |
877 | write_history->col = i; | |
878 | ||
879 | if (tf->gdd_reads->total_ios) | |
880 | svg_add_legend(plot, label, " Reads", tf->read_color); | |
881 | if (tf->gdd_writes->total_ios) | |
882 | svg_add_legend(plot, label, " Writes", tf->write_color); | |
883 | ||
884 | batch_i = 0; | |
885 | while (i < cols && batch_i < batch_count) { | |
ba758825 | 886 | svg_io_graph_movie(tf->gdd_reads, read_history, i); |
ba758825 CM |
887 | svg_io_graph_movie(tf->gdd_writes, write_history, i); |
888 | i++; | |
889 | batch_i++; | |
890 | } | |
891 | ||
892 | add_history(read_history, &movie_history_reads); | |
893 | add_history(write_history, &movie_history_writes); | |
894 | ||
895 | plot_movie_history(plot, &movie_history_reads); | |
896 | plot_movie_history(plot, &movie_history_writes); | |
897 | ||
898 | svg_write_legend(plot); | |
899 | close_plot(plot); | |
ba758825 | 900 | close_plot(plot); |
ba758825 | 901 | |
abf08f96 | 902 | close_plot_file(plot); |
ba758825 CM |
903 | } |
904 | free_all_plot_history(&movie_history_reads); | |
905 | free_all_plot_history(&movie_history_writes); | |
906 | } | |
907 | convert_movie_files(movie_dir); | |
908 | mencode_movie(movie_dir); | |
909 | cleanup_movie(movie_dir); | |
910 | free(movie_dir); | |
911 | } | |
912 | ||
230f0601 | 913 | static void plot_latency(struct plot *plot, int min_seconds, int max_seconds) |
9e066e23 CM |
914 | { |
915 | struct trace_file *tf; | |
916 | char *units; | |
917 | char line[128]; | |
918 | u64 max = 0; | |
919 | ||
920 | if (active_graphs[LATENCY_GRAPH_INDEX] == 0) | |
921 | return; | |
922 | ||
923 | if (num_traces > 1) | |
924 | svg_alloc_legend(plot, num_traces); | |
925 | list_for_each_entry(tf, &all_traces, list) { | |
926 | if (tf->latency_gld->max > max) | |
927 | max = tf->latency_gld->max; | |
928 | } | |
929 | list_for_each_entry(tf, &all_traces, list) | |
930 | tf->latency_gld->max = max; | |
931 | ||
9e066e23 CM |
932 | setup_axis(plot); |
933 | set_plot_label(plot, "IO Latency"); | |
934 | ||
935 | tf = list_entry(all_traces.next, struct trace_file, list); | |
936 | ||
937 | scale_line_graph_time(&max, &units); | |
938 | sprintf(line, "latency (%ss)", units); | |
939 | set_ylabel(plot, line); | |
940 | set_yticks(plot, 4, 0, max, ""); | |
230f0601 | 941 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
942 | |
943 | list_for_each_entry(tf, &all_traces, list) { | |
bfb0e441 | 944 | svg_line_graph(plot, tf->latency_gld, tf->read_color, 0, 0); |
9e066e23 CM |
945 | if (num_traces > 1) |
946 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
947 | } | |
948 | ||
949 | if (plot->add_xlabel) | |
950 | set_xlabel(plot, "Time (seconds)"); | |
951 | if (num_traces > 1) | |
952 | svg_write_legend(plot); | |
953 | close_plot(plot); | |
cc3d54d5 | 954 | total_graphs_written++; |
9e066e23 CM |
955 | } |
956 | ||
230f0601 | 957 | static void plot_iops(struct plot *plot, int min_seconds, int max_seconds) |
9e066e23 CM |
958 | { |
959 | struct trace_file *tf; | |
960 | char *units; | |
961 | u64 max = 0; | |
962 | ||
963 | if (active_graphs[IOPS_GRAPH_INDEX] == 0) | |
964 | return; | |
965 | ||
966 | list_for_each_entry(tf, &all_traces, list) { | |
967 | if (tf->iop_gld->max > max) | |
968 | max = tf->iop_gld->max; | |
969 | } | |
970 | ||
971 | list_for_each_entry(tf, &all_traces, list) | |
972 | tf->iop_gld->max = max; | |
973 | ||
9e066e23 CM |
974 | setup_axis(plot); |
975 | set_plot_label(plot, "IOPs"); | |
976 | if (num_traces > 1) | |
977 | svg_alloc_legend(plot, num_traces); | |
978 | ||
979 | tf = list_entry(all_traces.next, struct trace_file, list); | |
980 | ||
981 | scale_line_graph_bytes(&max, &units, 1000); | |
982 | set_ylabel(plot, "IO/s"); | |
983 | ||
984 | set_yticks(plot, 4, 0, max, units); | |
230f0601 | 985 | set_xticks(plot, num_xticks, min_seconds, max_seconds); |
9e066e23 CM |
986 | |
987 | list_for_each_entry(tf, &all_traces, list) { | |
bfb0e441 | 988 | svg_line_graph(plot, tf->iop_gld, tf->read_color, 0, 0); |
9e066e23 CM |
989 | if (num_traces > 1) |
990 | svg_add_legend(plot, tf->label, "", tf->read_color); | |
991 | } | |
992 | ||
993 | if (plot->add_xlabel) | |
994 | set_xlabel(plot, "Time (seconds)"); | |
995 | if (num_traces > 1) | |
996 | svg_write_legend(plot); | |
997 | ||
998 | close_plot(plot); | |
cc3d54d5 CM |
999 | total_graphs_written++; |
1000 | } | |
1001 | ||
1002 | static void check_plot_columns(struct plot *plot, int index) | |
1003 | { | |
1004 | int count; | |
1005 | ||
1006 | if (columns > 1 && (total_graphs_written == 0 || | |
1007 | total_graphs_written % columns != 0)) { | |
1008 | count = graphs_left(index); | |
1009 | if (plot->direction == PLOT_DOWN) { | |
1010 | plot->start_x_offset = 0; | |
1011 | if (count <= columns) | |
1012 | plot->add_xlabel = 1; | |
1013 | } | |
1014 | plot->direction = PLOT_ACROSS; | |
1015 | ||
1016 | } else { | |
1017 | plot->direction = PLOT_DOWN; | |
1018 | if (index == last_active_graph) | |
1019 | plot->add_xlabel = 1; | |
1020 | } | |
1021 | ||
9e066e23 CM |
1022 | } |
1023 | ||
ba758825 CM |
1024 | enum { |
1025 | HELP_LONG_OPT = 1, | |
1026 | }; | |
1027 | ||
d140b434 | 1028 | char *option_string = "T:t:o:l:r:O:N:d:p:m::h:w:c:x:y:"; |
ba758825 | 1029 | static struct option long_options[] = { |
cc3d54d5 | 1030 | {"columns", required_argument, 0, 'c'}, |
ba758825 CM |
1031 | {"title", required_argument, 0, 'T'}, |
1032 | {"trace", required_argument, 0, 't'}, | |
1033 | {"output", required_argument, 0, 'o'}, | |
1034 | {"label", required_argument, 0, 'l'}, | |
1035 | {"rolling", required_argument, 0, 'r'}, | |
1036 | {"no-graph", required_argument, 0, 'N'}, | |
1037 | {"only-graph", required_argument, 0, 'O'}, | |
1038 | {"device", required_argument, 0, 'd'}, | |
1039 | {"prog", required_argument, 0, 'p'}, | |
abf08f96 | 1040 | {"movie", optional_argument, 0, 'm'}, |
ba758825 CM |
1041 | {"width", required_argument, 0, 'w'}, |
1042 | {"height", required_argument, 0, 'h'}, | |
d140b434 JK |
1043 | {"xzoom", required_argument, 0, 'x'}, |
1044 | {"yzoom", required_argument, 0, 'y'}, | |
5a870f23 | 1045 | {"help", no_argument, 0, HELP_LONG_OPT}, |
ba758825 CM |
1046 | {0, 0, 0, 0} |
1047 | }; | |
1048 | ||
1049 | static void print_usage(void) | |
1050 | { | |
1051 | fprintf(stderr, "iowatcher usage:\n" | |
1052 | "\t-d (--device): device for blktrace to trace\n" | |
1053 | "\t-t (--trace): trace file name (more than one allowed)\n" | |
1054 | "\t-l (--label): trace label in the graph\n" | |
1055 | "\t-o (--output): output file name (SVG only)\n" | |
1056 | "\t-p (--prog): program to run while blktrace is run\n" | |
c5245584 | 1057 | "\t-m (--movie [=spindle|rect]): create IO animations\n" |
ba758825 CM |
1058 | "\t-r (--rolling): number of seconds in the rolling averge\n" |
1059 | "\t-T (--title): graph title\n" | |
5122a20d CM |
1060 | "\t-N (--no-graph): skip a single graph (io, tput, latency, queue_depth, \n" |
1061 | "\t\t\tiops, cpu-sys, cpu-io, cpu-irq cpu-soft cpu-user)\n" | |
1062 | "\t-O (--only-graph): add a single graph to the output\n" | |
ba758825 CM |
1063 | "\t-h (--height): set the height of each graph\n" |
1064 | "\t-w (--width): set the width of each graph\n" | |
cc3d54d5 | 1065 | "\t-c (--columns): numbers of columns in graph output\n" |
d140b434 JK |
1066 | "\t-x (--xzoom): limit processed time to min:max\n" |
1067 | "\t-y (--yzoom): limit processed sectors to min:max\n" | |
ba758825 CM |
1068 | ); |
1069 | exit(1); | |
1070 | } | |
1071 | ||
d140b434 JK |
1072 | static int parse_double_range(char *str, double *min, double *max) |
1073 | { | |
1074 | char *end; | |
1075 | ||
1076 | /* Empty lower bound - leave original value */ | |
1077 | if (str[0] != ':') { | |
1078 | *min = strtod(str, &end); | |
1079 | if (*min == HUGE_VAL || *min == -HUGE_VAL) | |
1080 | return -ERANGE; | |
1081 | if (*end != ':') | |
1082 | return -EINVAL; | |
1083 | } else | |
1084 | end = str; | |
1085 | /* Empty upper bound - leave original value */ | |
1086 | if (end[1]) { | |
1087 | *max = strtod(end+1, &end); | |
1088 | if (*max == HUGE_VAL || *max == -HUGE_VAL) | |
1089 | return -ERANGE; | |
1090 | if (*end != 0) | |
1091 | return -EINVAL; | |
1092 | } | |
1093 | if (*min > *max) | |
1094 | return -EINVAL; | |
1095 | return 0; | |
1096 | } | |
1097 | ||
1098 | static int parse_ull_range(char *str, unsigned long long *min, | |
1099 | unsigned long long *max) | |
1100 | { | |
1101 | char *end; | |
1102 | ||
1103 | /* Empty lower bound - leave original value */ | |
1104 | if (str[0] != ':') { | |
1105 | *min = strtoull(str, &end, 10); | |
1106 | if (*min == ULLONG_MAX && errno == ERANGE) | |
1107 | return -ERANGE; | |
1108 | if (*end != ':') | |
1109 | return -EINVAL; | |
1110 | } else | |
1111 | end = str; | |
1112 | /* Empty upper bound - leave original value */ | |
1113 | if (end[1]) { | |
1114 | *max = strtoull(end+1, &end, 10); | |
1115 | if (*max == ULLONG_MAX && errno == ERANGE) | |
1116 | return -ERANGE; | |
1117 | if (*end != 0) | |
1118 | return -EINVAL; | |
1119 | } | |
1120 | if (*min > *max) | |
1121 | return -EINVAL; | |
1122 | return 0; | |
1123 | } | |
1124 | ||
ba758825 CM |
1125 | static int parse_options(int ac, char **av) |
1126 | { | |
1127 | int c; | |
1128 | int disabled = 0; | |
1129 | ||
1130 | while (1) { | |
1131 | // int this_option_optind = optind ? optind : 1; | |
1132 | int option_index = 0; | |
1133 | ||
1134 | c = getopt_long(ac, av, option_string, | |
1135 | long_options, &option_index); | |
1136 | ||
1137 | if (c == -1) | |
1138 | break; | |
1139 | ||
1140 | switch(c) { | |
1141 | case 'T': | |
1142 | graph_title = strdup(optarg); | |
1143 | break; | |
1144 | case 't': | |
1145 | add_trace_file(optarg); | |
1146 | set_blktrace_outfile(optarg); | |
1147 | break; | |
1148 | case 'o': | |
1149 | output_filename = strdup(optarg); | |
1150 | break; | |
1151 | case 'l': | |
1152 | set_trace_label(optarg); | |
1153 | break; | |
1154 | case 'r': | |
1155 | set_rolling_avg(atoi(optarg)); | |
1156 | break; | |
1157 | case 'O': | |
1158 | if (!disabled) { | |
1159 | disable_all_graphs(); | |
1160 | disabled = 1; | |
1161 | } | |
1162 | enable_one_graph(optarg); | |
1163 | break; | |
1164 | case 'N': | |
1165 | disable_one_graph(optarg); | |
1166 | break; | |
1167 | case 'd': | |
1168 | blktrace_device = strdup(optarg); | |
1169 | break; | |
1170 | case 'p': | |
1171 | program_to_run = strdup(optarg); | |
1172 | break; | |
1173 | case 'm': | |
1174 | make_movie = 1; | |
abf08f96 CM |
1175 | if (optarg) { |
1176 | movie_style = lookup_movie_style(optarg); | |
1177 | if (movie_style < 0) { | |
1178 | fprintf(stderr, "Unknown movie style %s\n", optarg); | |
1179 | print_usage(); | |
1180 | } | |
1181 | } | |
1182 | fprintf(stderr, "Using movie style: %s\n", | |
1183 | movie_styles[movie_style]); | |
ba758825 CM |
1184 | break; |
1185 | case 'h': | |
1186 | opt_graph_height = atoi(optarg); | |
1187 | break; | |
1188 | case 'w': | |
1189 | opt_graph_width = atoi(optarg); | |
1190 | break; | |
cc3d54d5 CM |
1191 | case 'c': |
1192 | columns = atoi(optarg); | |
1193 | break; | |
d140b434 JK |
1194 | case 'x': |
1195 | if (parse_double_range(optarg, &min_time, &max_time) | |
1196 | < 0) { | |
1197 | fprintf(stderr, "Cannot parse time range %s\n", | |
1198 | optarg); | |
1199 | exit(1); | |
1200 | } | |
1201 | break; | |
1202 | case 'y': | |
1203 | if (parse_ull_range(optarg, &min_mb, &max_mb) | |
1204 | < 0) { | |
1205 | fprintf(stderr, | |
1206 | "Cannot parse offset range %s\n", | |
1207 | optarg); | |
1208 | exit(1); | |
1209 | } | |
1210 | if (max_mb > ULLONG_MAX >> 20) { | |
1211 | fprintf(stderr, | |
1212 | "Upper range limit too big." | |
1213 | " Maximum is %llu.\n", ULLONG_MAX >> 20); | |
1214 | exit(1); | |
1215 | } | |
1216 | break; | |
ba758825 CM |
1217 | case '?': |
1218 | case HELP_LONG_OPT: | |
1219 | print_usage(); | |
1220 | break; | |
1221 | default: | |
1222 | break; | |
1223 | } | |
1224 | } | |
1225 | return 0; | |
1226 | } | |
1227 | ||
1228 | ||
9e066e23 CM |
1229 | int main(int ac, char **av) |
1230 | { | |
1231 | struct plot *plot; | |
230f0601 | 1232 | int min_seconds = 0; |
f752a6eb | 1233 | int max_seconds = 0; |
9e066e23 | 1234 | u64 max_offset = 0; |
9b9fa04b | 1235 | u64 min_offset = ~(u64)0; |
9e066e23 CM |
1236 | struct trace_file *tf; |
1237 | int ret; | |
cc3d54d5 | 1238 | int rows, cols; |
9e066e23 CM |
1239 | |
1240 | init_io_hash_table(); | |
1241 | ||
1242 | enable_all_graphs(); | |
1243 | ||
1244 | parse_options(ac, av); | |
1245 | ||
1246 | last_active_graph = last_graph(); | |
ba758825 CM |
1247 | if (make_movie) { |
1248 | set_io_graph_scale(256); | |
abf08f96 | 1249 | if (movie_style == MOVIE_SPINDLE) |
8ed9516f | 1250 | set_graph_size(750, 550); |
abf08f96 CM |
1251 | else |
1252 | set_graph_size(700, 400); | |
cc3d54d5 CM |
1253 | |
1254 | /* | |
1255 | * the plots in the movie don't have a seconds | |
1256 | * line yet, this makes us skip it | |
1257 | */ | |
1258 | last_active_graph = TOTAL_GRAPHS + 1; | |
ba758825 CM |
1259 | } |
1260 | if (opt_graph_height) | |
1261 | set_graph_height(opt_graph_height); | |
1262 | ||
1263 | if (opt_graph_width) | |
cc3d54d5 | 1264 | set_graph_width(opt_graph_width); |
9e066e23 CM |
1265 | |
1266 | if (list_empty(&all_traces)) { | |
1267 | fprintf(stderr, "No traces found, exiting\n"); | |
1268 | exit(1); | |
1269 | } | |
1270 | ||
1271 | if (blktrace_device) { | |
1272 | ret = start_blktrace(blktrace_device, blktrace_outfile, | |
1273 | blktrace_dest_dir); | |
1274 | if (ret) { | |
1275 | fprintf(stderr, "exiting due to blktrace failure\n"); | |
1276 | exit(1); | |
1277 | } | |
e199d546 | 1278 | start_mpstat(blktrace_outfile); |
9e066e23 CM |
1279 | if (program_to_run) { |
1280 | ret = run_program(program_to_run); | |
1281 | if (ret) { | |
1282 | fprintf(stderr, "failed to run %s\n", | |
1283 | program_to_run); | |
1284 | exit(1); | |
1285 | } | |
1286 | wait_for_tracers(); | |
1287 | blktrace_to_dump(blktrace_outfile); | |
1288 | } else { | |
1289 | /* no program specified, just wait for | |
1290 | * blktrace to exit | |
1291 | */ | |
1292 | wait_for_tracers(); | |
1293 | } | |
1294 | } | |
1295 | ||
1296 | /* step one, read all the traces */ | |
1297 | read_traces(); | |
1298 | ||
1299 | /* step two, find the maxes for time and offset */ | |
1300 | list_for_each_entry(tf, &all_traces, list) | |
f752a6eb | 1301 | compare_minmax_tf(tf, &max_seconds, &min_offset, &max_offset); |
d140b434 JK |
1302 | min_seconds = min_time; |
1303 | if (max_seconds > max_time) | |
1304 | max_seconds = ceil(max_time); | |
1305 | if (min_offset < min_mb << 20) | |
1306 | min_offset = min_mb << 20; | |
1307 | if (max_offset > max_mb << 20) | |
1308 | max_offset = max_mb << 20; | |
1309 | ||
9e066e23 | 1310 | /* push the max we found into all the tfs */ |
230f0601 | 1311 | set_all_minmax_tf(min_seconds, max_seconds, min_offset, max_offset); |
9e066e23 CM |
1312 | |
1313 | /* alloc graphing structs for all the traces */ | |
1314 | setup_trace_file_graphs(); | |
1315 | ||
1316 | /* run through all the traces and read their events */ | |
1317 | read_trace_events(); | |
1318 | ||
ba758825 CM |
1319 | plot = alloc_plot(); |
1320 | ||
1321 | if (make_movie) { | |
1322 | plot_io_movie(plot); | |
1323 | exit(0); | |
9e066e23 CM |
1324 | } |
1325 | ||
ba758825 | 1326 | set_plot_output(plot, output_filename); |
9e066e23 | 1327 | |
e199d546 | 1328 | if (active_graphs[IO_GRAPH_INDEX] || found_mpstat) |
9e066e23 CM |
1329 | set_legend_width(longest_label + strlen("writes")); |
1330 | else if (num_traces > 1) | |
1331 | set_legend_width(longest_label); | |
1332 | else | |
1333 | set_legend_width(0); | |
1334 | ||
cc3d54d5 CM |
1335 | get_graph_size(&cols, &rows); |
1336 | if (columns > 1) | |
1337 | plot->add_xlabel = 1; | |
e4df8968 | 1338 | set_plot_title(plot, graph_title); |
cc3d54d5 | 1339 | |
230f0601 | 1340 | plot_io(plot, min_seconds, max_seconds, min_offset, max_offset); |
cc3d54d5 CM |
1341 | plot->add_xlabel = 0; |
1342 | ||
1343 | if (columns > 1) { | |
1344 | set_graph_size(cols / columns, rows); | |
1345 | num_xticks /= columns; | |
1346 | if (num_xticks < 2) | |
1347 | num_xticks = 2; | |
1348 | } | |
1349 | ||
1350 | check_plot_columns(plot, TPUT_GRAPH_INDEX); | |
230f0601 | 1351 | plot_tput(plot, min_seconds, max_seconds); |
cc3d54d5 CM |
1352 | |
1353 | check_plot_columns(plot, CPU_IO_GRAPH_INDEX); | |
f752a6eb | 1354 | plot_cpu(plot, max_seconds, "CPU IO Wait Time", |
e199d546 | 1355 | CPU_IO_GRAPH_INDEX, MPSTAT_IO); |
cc3d54d5 CM |
1356 | |
1357 | check_plot_columns(plot, CPU_SYS_GRAPH_INDEX); | |
f752a6eb | 1358 | plot_cpu(plot, max_seconds, "CPU System Time", |
e199d546 | 1359 | CPU_SYS_GRAPH_INDEX, MPSTAT_SYS); |
cc3d54d5 CM |
1360 | |
1361 | check_plot_columns(plot, CPU_IRQ_GRAPH_INDEX); | |
f752a6eb | 1362 | plot_cpu(plot, max_seconds, "CPU IRQ Time", |
e199d546 | 1363 | CPU_IRQ_GRAPH_INDEX, MPSTAT_IRQ); |
cc3d54d5 CM |
1364 | |
1365 | check_plot_columns(plot, CPU_SOFT_GRAPH_INDEX); | |
f752a6eb | 1366 | plot_cpu(plot, max_seconds, "CPU SoftIRQ Time", |
e199d546 | 1367 | CPU_SOFT_GRAPH_INDEX, MPSTAT_SOFT); |
cc3d54d5 CM |
1368 | |
1369 | check_plot_columns(plot, CPU_USER_GRAPH_INDEX); | |
f752a6eb | 1370 | plot_cpu(plot, max_seconds, "CPU User Time", |
e199d546 CM |
1371 | CPU_USER_GRAPH_INDEX, MPSTAT_USER); |
1372 | ||
cc3d54d5 | 1373 | check_plot_columns(plot, LATENCY_GRAPH_INDEX); |
230f0601 | 1374 | plot_latency(plot, min_seconds, max_seconds); |
cc3d54d5 CM |
1375 | |
1376 | check_plot_columns(plot, QUEUE_DEPTH_GRAPH_INDEX); | |
230f0601 | 1377 | plot_queue_depth(plot, min_seconds, max_seconds); |
cc3d54d5 CM |
1378 | |
1379 | check_plot_columns(plot, IOPS_GRAPH_INDEX); | |
230f0601 | 1380 | plot_iops(plot, min_seconds, max_seconds); |
9e066e23 CM |
1381 | |
1382 | /* once for all */ | |
1383 | close_plot(plot); | |
abf08f96 | 1384 | close_plot_file(plot); |
9e066e23 CM |
1385 | return 0; |
1386 | } |